<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>图片墙</title>
    <link href="css/picture.css" rel="stylesheet" type="text/css">
</head>
<body>
  <h2>3*3图片墙</h2>
  <div class="container">
      <div><img src="img/1.jpg"></div>
      <div><img src="img/2.jpg"></div>
      <div><img src="img/3.jpg"></div>
      <div><img src="img/4.jpg"></div>
      <div><img src="img/5.jpg"></div>
      <div><img src="img/6.jpg"></div>
      <div><img src="img/7.jpg"></div>
      <div><img src="img/8.jpg"></div>
      <div><img src="img/9.jpg"></div>
  </div>
  <script src="js/picture.js" type="text/javascript"></script>
</body>
</html>